#mask{
    position: absolute;
    z-index: 999;
    top:0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .5);;
    filter: alpha(Opacity=30);
    opacity: .2;


}


#loginBox{//窗体
    position: absolute;
    z-index: 1000;
    width: 350px;
    height: 250px;
    border: 1px solid #ccc;
    background-color: #fff;

}

#loginBox h2{
    height: 40px;
    text-align: center;
    line-height: 40px;
    font-size: 14px;
    letter-spacing:1px;
    color: #666;
    background: url(../images/login_header.png) repeat-x;
    margin:0;
    padding:0;
    border-bottom: 1px solid #ccc;
    margin:0 0 20px 0;
}



#loginBox h2 img{
    display: block;
    float: right;
    position: relative;
    top:10px;
    right: 10px;
    cursor: pointer;

}
#loginBox .user,#loginBox .pass{
    font-size: 14px;
    color: #666;
    padding: 5px 0;
    text-align: center;
}
#loginBox input.text{
    width:200px;
    height: 25px;
    font-size: 14px;
    border: 1px solid #ccc;
    background-color: #fff;

}
#loginBox .button{
    text-align: center;
    padding: 10px 0;

}
#loginBox input.submit{
    width: 107px;
    height: 30px;
    background: url(../images/login_button.png) no-repeat;
    border: none;
    cursor: pointer;
}
#loginBox .other{
    text-align: right;
    padding:15px 10px;
    font-size: 14px;
    color: #666;
}